Add tests for linking two object files that include the hash libraries.

[SVN r29710]

hash/test/Jamfile

@@ -45,5 +45,6 @@ rule hash-test-output ( name )
             [ hash-test hash_deque_test ]
             [ hash-test hash_set_test ]
             [ hash-test hash_map_test ]
+            [ run link_test.cpp link_test_2.cpp : : : <include>$(BOOST_ROOT) ]
         ;
 }

hash/test/Jamfile.v2

@@ -24,4 +24,5 @@ test-suite functional/hash
         [ run hash_deque_test.cpp framework ]
         [ run hash_set_test.cpp framework ]
         [ run hash_map_test.cpp framework ]
+        [ run link_test.cpp link_test_2.cpp ]
     ;

hash/test/link_test.cpp

@@ -0,0 +1,18 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are subject to the
+//  Boost Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/functional/hash/pair.hpp>
+#include <boost/functional/hash/vector.hpp>
+#include <boost/functional/hash/list.hpp>
+#include <boost/functional/hash/deque.hpp>
+#include <boost/functional/hash/set.hpp>
+#include <boost/functional/hash/map.hpp>
+#include <boost/functional/hash/hash.hpp>
+#include <boost/functional/hash.hpp>
+#include <boost/functional/hash.hpp>
+
+extern int f();
+int main() { return f(); }

hash/test/link_test_2.cpp

@@ -0,0 +1,9 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are subject to the
+//  Boost Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/functional/hash.hpp>
+
+int f() { return 0; }